Istio update for Envoy



Risk Medium
Patch available YES
Number of vulnerabilities 5
CVE-ID CVE-2024-45807
CVE-2024-45808
CVE-2024-45806
CVE-2024-45809
CVE-2024-45810
CWE-ID CWE-399
CWE-117
CWE-20
CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Istio
Web applications / Other software

Vendor Istio

Security Bulletin

This security bulletin contains information about 5 vulnerabilities.

1) Resource management error

EUVDB-ID: #VU97627

Risk: Medium

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

CVE-ID: CVE-2024-45807

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper stream management when using Oghttp with the default HTTP/2 codec. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Istio: 1.22.0 - 1.23.1

CPE2.3 External links

http://istio.io/latest/news/security/istio-security-2024-006


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 Output Neutralization for Logs

EUVDB-ID: #VU97626

Risk: Medium

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

CVE-ID: CVE-2024-45808

CWE-ID: CWE-117 - Improper Output Neutralization for Logs

Exploit availability: No

Description

The vulnerability allows a remote attacker to inject arbitrary content into the log files.

The vulnerability exists due to insufficient validation of the REQUESTED_SERVER_NAME field. A remote attacker can inject unexpected content into access logs.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Istio: 1.22.0 - 1.23.1

CPE2.3
External links

http://istio.io/latest/news/security/istio-security-2024-006


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) Input validation error

EUVDB-ID: #VU97625

Risk: Medium

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

CVE-ID: CVE-2024-45806

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to the application.

The vulnerability exists due to software considers all RFC1918 private address ranges as internal. A remote attacker can manipulate Envoy headers and gain unauthorized access or perform other malicious actions within the mesh.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Istio: 1.22.0 - 1.23.1

CPE2.3
External links

http://istio.io/latest/news/security/istio-security-2024-006


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) NULL pointer dereference

EUVDB-ID: #VU97624

Risk: Medium

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

CVE-ID: CVE-2024-45809

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in JWT filter. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Istio: 1.22.0 - 1.23.1

CPE2.3
External links

http://istio.io/latest/news/security/istio-security-2024-006


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) Resource management error

EUVDB-ID: #VU97623

Risk: Medium

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

CVE-ID: CVE-2024-45810

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources within the HTTP async client when handling sendLocalReply in WebSocket upgrade requests. A remote attacker can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Istio: 1.22.0 - 1.23.1

CPE2.3
External links

http://istio.io/latest/news/security/istio-security-2024-006


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.



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