Exploited vulnerability · CISA KEV
Is CVE-2014-0496 exploited? Yes: in CISA KEV since 3 Mar 2022
Gociux · Adobe Reader and Acrobat · data: CISA KEV, CVE record, FIRST EPSS
Yes. CVE-2014-0496, Adobe Reader and Acrobat Use-After-Free Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 3 Mar 2022, 2969 days after it was published. It affects Adobe Reader and Acrobat. If you run it, CISA's required action is: Apply updates per vendor instructions.
exploitedYesCISA KEV · 3 Mar 2022
ransomwareNot knownno confirmed use
EPSStop 5%very likely to be exploited
severity8.8CVSS 3.1 · high
US federal due24 Mar 2022BOD 22-01 deadline
What it is
Adobe Reader and Acrobat contain a use-after-free vulnerability which can allow for code execution.
| Vendor | Adobe (83 exploited CVEs in KEV) |
| Product | Reader and Acrobat |
| Vulnerability | Adobe Reader and Acrobat Use-After-Free Vulnerability |
| Weakness | CWE-399 |
| Published | 15 Jan 2014 |
| Added to KEV | 3 Mar 2022 |
| Reported by (CNA) | adobe |
What to do
- Check whether you run it. Look for Reader and Acrobat in your asset inventory, including appliances and cloud images. Stack check lists every exploited Adobe CVE at once.
- Apply the fix. Apply updates per vendor instructions.
- If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 15 Jan 2014.
- Get told next time. Email alerts when CISA adds a CVE for Adobe.
Other exploited CVEs in Reader and Acrobat
- CVE-2011-2462: Adobe Reader and Acrobat Universal 3D Memory Corruption Vulnerability (8 Jun 2022)
- CVE-2014-0546: Adobe Reader and Acrobat Sandbox Bypass Vulnerability (25 May 2022)
- CVE-2013-2729: Adobe Reader and Acrobat Arbitrary Integer Overflow Vulnerability (28 Mar 2022)
- CVE-2009-0927: Adobe Reader and Adobe Acrobat Stack-Based Buffer Overflow Vulnerability (25 Mar 2022)
- CVE-2013-3346: Adobe Reader and Acrobat Memory Corruption Vulnerability (3 Mar 2022)
- CVE-2013-0640: Adobe Reader and Acrobat Memory Corruption Vulnerability (3 Mar 2022)
References
Questions
Is CVE-2014-0496 being exploited?
Yes. CISA added CVE-2014-0496 to the Known Exploited Vulnerabilities catalog on 3 Mar 2022, which means there is reliable evidence of exploitation in the wild.
Is CVE-2014-0496 used in ransomware attacks?
CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.
How do I fix CVE-2014-0496?
Apply updates per vendor instructions. Check Adobe's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Reader and Acrobat and watch it for signs of compromise.
Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in March 2022 · Adobe scorecard · act-now radar.
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