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CVE-2022-31778

HIGHCVSS 7.5/10EPSS 1.69%

Last modified

CVE-2022-31778 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 8.0.0 to 9.0.2.. EPSS estimates a 1.69% chance of exploitation in the next 30 days.

Description

Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 8.0.0 to 9.0.2.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
1.69%

74.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheTraffic Server>= 8.0.0, <= 8.1.4
ApacheTraffic Server>= 9.0.0, <= 9.1.2
DebianDebian Linux11.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-31778?
Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 8.0.0 to 9.0.2.
How severe is CVE-2022-31778?
CVE-2022-31778 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.69% probability of exploitation in the next 30 days.
How do I fix CVE-2022-31778?
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-2022-31778?

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

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Source: NVD / NIST