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Fencer Vulns
medium 5.5

CVE-2024-20733 json

[ZS-VR-23-360] Adobe Acrobat Reader Parsing OTF font Denial-of-Service Vulnerability

published 2024-02-15 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-18448

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
3.4%
EPSS 3.4% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by an Improper Input Validation vulnerability that could lead to an application denial-of-service. An attacker could leverage this vulnerability to cause the application to crash, resulting in a denial of service. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Patch / fix

  • adobe acrobat_dc 23.008.20533
  • adobe acrobat_reader_dc 23.008.20533
  • adobe acrobat 20.005.30574
  • adobe acrobat_reader 20.005.30574

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

3.43% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

  • Adobe Acrobat Reader
  • adobe acrobat_dc
  • adobe acrobat_reader_dc
  • adobe acrobat
  • adobe acrobat_reader

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.