Strix
26.1K

CVE-2023-21586

MEDIUMCVSS 5.5/10EPSS 2.05%

Last modified

CVE-2023-21586 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. EPSS estimates a 2.05% chance of exploitation in the next 30 days.

Description

Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
2.05%

78.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AdobeAcrobat Dc>= 15.008.20082, <= 22.003.20282
AdobeAcrobat Reader Dc>= 15.008.20082, <= 22.003.20282
AdobeAcrobat Dc>= 15.008.20082, <= 22.003.20281
AdobeAcrobat Reader Dc>= 15.008.20082, <= 22.003.20281
AdobeAcrobat>= 20.001.30005, <= 20.005.30418
AdobeAcrobat Reader>= 20.001.30005, <= 20.005.30418

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2023-21586?
Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
How severe is CVE-2023-21586?
CVE-2023-21586 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 2.05% probability of exploitation in the next 30 days.
How do I fix CVE-2023-21586?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-21586?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST