CVE-2021-27548
MEDIUMCVSS 5.5/10EPSS 0.71%
Last modified
CVE-2021-27548 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. There is a Null Pointer Dereference vulnerability in the XFAScanner::scanNode() function in XFAScanner.cc in xpdf 4.03.. EPSS estimates a 0.71% chance of exploitation in the next 30 days.
Description
There is a Null Pointer Dereference vulnerability in the XFAScanner::scanNode() function in XFAScanner.cc in xpdf 4.03.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Xpdfreader | Xpdf | 4.03 |
References
- https://forum.xpdfreader.com/viewtopic.php?f=3&t=42115Exploit, Vendor Advisory
- https://forum.xpdfreader.com/viewtopic.php?f=3&t=42115Exploit, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-27548?
There is a Null Pointer Dereference vulnerability in the XFAScanner::scanNode() function in XFAScanner.cc in xpdf 4.03.
How severe is CVE-2021-27548?
CVE-2021-27548 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.
How do I fix CVE-2021-27548?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-27528A cross-site scripting (XSS) vulnerability in DynPG version …4.8
- CVE-2021-27529A cross-site scripting (XSS) vulnerability in DynPG version …4.8
- CVE-2021-27530A cross-site scripting (XSS) vulnerability in DynPG version …4.8
- CVE-2021-27531A cross-site scripting (XSS) vulnerability in DynPG version …4.8
- CVE-2021-27544Cross Site Scripting (XSS) in the "add-services.php" compone…4.8
- CVE-2021-27545SQL Injection in the "add-services.php" component of PHPGuru…6.5
- CVE-2021-27549Genymotion Desktop through 3.2.0 leaks the host's clipboard …5.3
- CVE-2021-27550Polaris Office v9.102.66 is affected by a divide-by-zero err…5.5
- CVE-2021-27556The Cron job tab in EasyCorp ZenTao 12.5.3 allows remote att…7.2
- CVE-2021-27557A cross-site request forgery (CSRF) vulnerability in the Cro…4.3
- CVE-2021-27558A cross site scripting (XSS) issue in EasyCorp ZenTao 12.5.3…6.1
- CVE-2021-27559The Contact page in Monica 2.19.1 allows stored XSS via the …5.4
Are you affected by CVE-2021-27548?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST