Debian update for wpewebkit



| Updated: 2022-11-13
Risk Critical
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2022-22589
CVE-2022-22590
CVE-2022-22592
CVE-2022-22620
CWE-ID CWE-94
CWE-416
CWE-254
Exploitation vector Network
Public exploit Vulnerability #4 is being exploited in the wild.
Vulnerable software
Subscribe 		wpewebkit (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Code Injection

EUVDB-ID: #VU60036

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-22589

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary JavaScript code on the system.

The vulnerability exists due to improper input validation in WebKit when processing email messages. A remote attacker can trick the victim to open a specially crafted email message and execute arbitrary JavaScript code on the system.


Mitigation

Update wpewebkit package to version 2.34.6-1~deb11u1.

Vulnerable software versions

wpewebkit (Debian package): 2.34.1-1~deb11u1 - 2.34.4-1~deb11u1

CPE2.3 External links

http://www.debian.org/security/2022/dsa-5084


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) Use-after-free

EUVDB-ID: #VU60037

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-22590

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing HTML content in WebKit. A remote attacker can trick the victim to open a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update wpewebkit package to version 2.34.6-1~deb11u1.

Vulnerable software versions

wpewebkit (Debian package): 2.34.1-1~deb11u1 - 2.34.4-1~deb11u1

CPE2.3 External links

http://www.debian.org/security/2022/dsa-5084


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) Security features bypass

EUVDB-ID: #VU60038

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-22592

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to a logic issue when processing HTML content in WebKit. A remote attacker can create a specially crafted web page, trick the victim into visiting it and prevent Content Security Policy from being enforced.

Mitigation

Update wpewebkit package to version 2.34.6-1~deb11u1.

Vulnerable software versions

wpewebkit (Debian package): 2.34.1-1~deb11u1 - 2.34.4-1~deb11u1

CPE2.3 External links

http://www.debian.org/security/2022/dsa-5084


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) Use-after-free

EUVDB-ID: #VU60520

Risk: Critical

CVSSv3.1: 8.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2022-22620

CWE-ID: CWE-416 - Use After Free

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing HTML content in WebKit. A remote attacker can trick the victim to visit a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Update wpewebkit package to version 2.34.6-1~deb11u1.

Vulnerable software versions

wpewebkit (Debian package): 2.34.1-1~deb11u1 - 2.34.4-1~deb11u1

CPE2.3 External links

http://www.debian.org/security/2022/dsa-5084


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?

Yes. This vulnerability is being exploited in the wild.



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