Apache Commons Compress 1.1 to 1.20 denial of service vulnerability
CVE-2021-35517

7.5HIGH

Key Information:

Vendor

Apache
Status
Apache Commons Compress
Vendor
CVE Published:
13 July 2021

What is CVE-2021-35517?

When reading a specially crafted TAR archive, Compress can be made to allocate large amounts of memory that finally leads to an out of memory error even for very small inputs. This could be used to mount a denial of service attack against services that use Compress' tar package.

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Deploy the Patch

Affected Version(s)

Apache Commons Compress 1.1

References

https://commons.apache.org/proper/commons-compress/securi...
x_refsource_MISC
https://lists.apache.org/thread.html/r605d906b710b95f1bbe...
x_refsource_MISC
http://www.openwall.com/lists/oss-security/2021/07/13/3
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

This issue was discovered by OSS Fuzz.
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