phpseclib up to 1.0.22/2.0.46/3.0.35 ASN.1 Object Identifier resource consumption

Summaryinfo

A vulnerability has been found in phpseclib up to 1.0.22/2.0.46/3.0.35 and classified as problematic. Impacted is an unknown function of the component ASN.1 Object Identifier Handler. Performing a manipulation results in resource consumption. This vulnerability is reported as CVE-2024-27355. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as problematic has been found in phpseclib up to 1.0.22/2.0.46/3.0.35. This affects an unknown part of the component ASN.1 Object Identifier Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. The summary by CVE is:

An issue was discovered in phpseclib 1.x before 1.0.23, 2.x before 2.0.47, and 3.x before 3.0.36. When processing the ASN.1 object identifier of a certificate, a sub identifier may be provided that leads to a denial of service (CPU consumption for decodeOID).

The weakness was disclosed 03/02/2024. It is possible to read the advisory at gist.github.com. This vulnerability is uniquely identified as CVE-2024-27355 since 02/25/2024. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 233753 (Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS : phpseclib vulnerabilities (USN-7404-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.0.23, 2.0.47 or 3.0.36 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (233753). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• phpseclib

Version

• 1.0.0
• 1.0.1
• 1.0.2
• 1.0.3
• 1.0.4
• 1.0.5
• 1.0.6
• 1.0.7
• 1.0.8
• 1.0.9
• 1.0.10
• 1.0.11
• 1.0.12
• 1.0.13
• 1.0.14
• 1.0.15
• 1.0.16
• 1.0.17
• 1.0.18
• 1.0.19
• 1.0.20
• 1.0.21
• 1.0.22
• 2.0.0
• 2.0.1
• 2.0.2
• 2.0.3
• 2.0.4
• 2.0.5
• 2.0.6
• 2.0.7
• 2.0.8
• 2.0.9
• 2.0.10
• 2.0.11
• 2.0.12
• 2.0.13
• 2.0.14
• 2.0.15
• 2.0.16
• 2.0.17
• 2.0.18
• 2.0.19
• 2.0.20
• 2.0.21
• 2.0.22
• 2.0.23
• 2.0.24
• 2.0.25
• 2.0.26
• 2.0.27
• 2.0.28
• 2.0.29
• 2.0.30
• 2.0.31
• 2.0.32
• 2.0.33
• 2.0.34
• 2.0.35
• 2.0.36
• 2.0.37
• 2.0.38
• 2.0.39
• 2.0.40
• 2.0.41
• 2.0.42
• 2.0.43
• 2.0.44
• 2.0.45
• 2.0.46
• 3.0.0
• 3.0.1
• 3.0.2
• 3.0.3
• 3.0.4
• 3.0.5
• 3.0.6
• 3.0.7
• 3.0.8
• 3.0.9
• 3.0.10
• 3.0.11
• 3.0.12
• 3.0.13
• 3.0.14
• 3.0.15
• 3.0.16
• 3.0.17
• 3.0.18
• 3.0.19
• 3.0.20
• 3.0.21
• 3.0.22
• 3.0.23
• 3.0.24
• 3.0.25
• 3.0.26
• 3.0.27
• 3.0.28
• 3.0.29
• 3.0.30
• 3.0.31
• 3.0.32
• 3.0.33
• 3.0.34
• 3.0.35

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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