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CVE-2022-30524

HIGHCVSS 7.8/10EPSS 1.59%

Last modified

CVE-2022-30524 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. There is an invalid memory access in the TextLine class in TextOutputDev.cc in Xpdf 4.0.4 because the text extractor mishandles characters at large y coordinates. It can be triggered by (for example) sending a crafted pdf file to the pdftotext binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.. EPSS estimates a 1.59% chance of exploitation in the next 30 days.

Description

There is an invalid memory access in the TextLine class in TextOutputDev.cc in Xpdf 4.0.4 because the text extractor mishandles characters at large y coordinates. It can be triggered by (for example) sending a crafted pdf file to the pdftotext binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
1.59%

72.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
XpdfreaderXpdf4.0.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-30524?
There is an invalid memory access in the TextLine class in TextOutputDev.cc in Xpdf 4.0.4 because the text extractor mishandles characters at large y coordinates. It can be triggered by (for example) sending a crafted pdf file to the pdftotext binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
How severe is CVE-2022-30524?
CVE-2022-30524 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.59% probability of exploitation in the next 30 days.
How do I fix CVE-2022-30524?
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-2022-30524?

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

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Source: NVD / NIST