openSUSE update for openssl



| Updated: 2022-11-08
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-0800
CWE-ID CWE-327
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 openSUSE Leap
Operating systems & Components / Operating system package or component

Vendor SDB

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU1914

Risk: Medium

CVSSv4.0: 9.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:A/U:Green]

CVE-ID: CVE-2016-0800

CWE-ID: CWE-327 - Use of a Broken or Risky Cryptographic Algorithm

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to decrypt sensitive information.

The vulnerability exists due to usage of weak SSLv2 protocol, which requires to send a ServerVerify message before establishing that a client possesses certain plaintext RSA data. A remote attacker can decrypt TLS ciphertext data by leveraging a Bleichenbacher RSA padding oracle.

The vulnerability is dubbed "DROWN" attack.

Mitigation

Update the affected packages.

Vulnerable software versions

openSUSE Leap: before 42.1

CPE2.3 External links

https://lists.opensuse.org/opensuse-security-announce/2016-03/msg00000.html


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, a fully functional exploit for this vulnerability is available.



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