Debian update for openjdk-11



Risk High
Patch available YES
Number of vulnerabilities 7
CVE-ID CVE-2020-2583
CVE-2020-2590
CVE-2020-2593
CVE-2020-2601
CVE-2020-2604
CVE-2020-2654
CVE-2020-2655
CWE-ID CWE-20
Exploitation vector Network
Public exploit Public exploit code for vulnerability #7 is available.
Vulnerable software
 Debian Linux
Operating systems & Components / Operating system

openjdk-11 (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains information about 7 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU25095

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-2583

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The vulnerability exists due to improper input validation within the Serialization component in Java SE Embedded. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.

Mitigation

Update openjdk-11 package to version 11.0.6+10-1~deb10u1.

Vulnerable software versions

Debian Linux: All versions

openjdk-11 (Debian package): before 11.0.6+10-1~deb10u1

CPE2.3 External links

https://www.debian.org/security/2020/dsa-4605


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Improper input validation

EUVDB-ID: #VU25093

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-2590

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

The vulnerability exists due to improper input validation within the Security component in Java SE Embedded. A remote non-authenticated attacker can exploit this vulnerability to manipulate data.

Mitigation

Update openjdk-11 package to version 11.0.6+10-1~deb10u1.

Vulnerable software versions

Debian Linux: All versions

openjdk-11 (Debian package): before 11.0.6+10-1~deb10u1

CPE2.3 External links

https://www.debian.org/security/2020/dsa-4605


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Improper input validation

EUVDB-ID: #VU25091

Risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-2593

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The vulnerability exists due to improper input validation within the Networking component in Java SE Embedded. A remote non-authenticated attacker can exploit this vulnerability to read and manipulate data.

Mitigation

Update openjdk-11 package to version 11.0.6+10-1~deb10u1.

Vulnerable software versions

Debian Linux: All versions

openjdk-11 (Debian package): before 11.0.6+10-1~deb10u1

CPE2.3 External links

https://www.debian.org/security/2020/dsa-4605


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Improper input validation

EUVDB-ID: #VU25088

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-2601

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation within the Security component in Java SE Embedded. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.

Mitigation

Update openjdk-11 package to version 11.0.6+10-1~deb10u1.

Vulnerable software versions

Debian Linux: All versions

openjdk-11 (Debian package): before 11.0.6+10-1~deb10u1

CPE2.3 External links

https://www.debian.org/security/2020/dsa-4605


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Improper input validation

EUVDB-ID: #VU25077

Risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-2604

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the Java component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.

Mitigation

Update openjdk-11 package to version 11.0.6+10-1~deb10u1.

Vulnerable software versions

Debian Linux: All versions

openjdk-11 (Debian package): before 11.0.6+10-1~deb10u1

CPE2.3 External links

https://www.debian.org/security/2020/dsa-4605


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Improper input validation

EUVDB-ID: #VU25092

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-2654

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The vulnerability exists due to improper input validation within the Libraries component in Java SE. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.

Mitigation

Update openjdk-11 package to version 11.0.6+10-1~deb10u1.

Vulnerable software versions

Debian Linux: All versions

openjdk-11 (Debian package): before 11.0.6+10-1~deb10u1

CPE2.3 External links

https://www.debian.org/security/2020/dsa-4605


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Improper input validation

EUVDB-ID: #VU25090

Risk: Medium

CVSSv4.0: 2.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2020-2655

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The vulnerability exists due to improper input validation within the JSSE component in Java SE. A remote non-authenticated attacker can exploit this vulnerability to read and manipulate data.

Mitigation

Update openjdk-11 package to version 11.0.6+10-1~deb10u1.

Vulnerable software versions

Debian Linux: All versions

openjdk-11 (Debian package): before 11.0.6+10-1~deb10u1

CPE2.3 External links

https://www.debian.org/security/2020/dsa-4605


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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