What is the CVSS score of CVE-2021-26936?

CVE-2021-26936 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.5%.

Is there a public PoC exploit available for CVE-2021-26936?

Yes, a public proof-of-concept exploit is available for CVE-2021-26936. Prioritise patching immediately. EPSS: 0.5%.

Replaysorcery CVE-2021-26936

HIGH

Improper Privilege Management (CWE-269)

2021-02-10 cve@mitre.org

Privilege Escalation Replaysorcery

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 10, 2021 - 18:15 nvd

HIGH 7.8

DescriptionNVD

AnalysisAI

The replay-sorcery program in ReplaySorcery 0.4.0 through 0.5.0, when using the default setuid-root configuration, allows a local attacker to escalate privileges to root by specifying video output. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Privilege Management (CWE-269), which allows attackers to escalate privileges to gain unauthorized elevated access. The replay-sorcery program in ReplaySorcery 0.4.0 through 0.5.0, when using the default setuid-root configuration, allows a local attacker to escalate privileges to root by specifying video output paths in privileged locations. Affected products include: Replaysorcery Project Replaysorcery. Version information: through 0.5.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply principle of least privilege, validate privilege transitions, implement proper role separation.