Confluence Data Center update for browserify-sign



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-46234
CWE-ID CWE-347
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Confluence Data Center
Server applications / Other server solutions

Vendor Atlassian

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Verification of Cryptographic Signature

EUVDB-ID: #VU82608

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-46234

CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to an error in the dsaVerify() function when validating public keys. A remote attacker can construct a public key in a way that it will be accepted as valid by the affected application and perform spoofing attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Confluence Data Center: 7.11.0 - 9.1.0

CPE2.3 External links

https://jira.atlassian.com/browse/CONFSERVER-98021


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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