Apache Ant TAR archive denial of service vulnerability
CVE-2021-36373

5.5MEDIUM

Key Information:

Vendor
Apache
Status
Apache Ant
Vendor
CVE Published:
14 July 2021

Summary

When reading a specially crafted TAR archive an Apache Ant build can be made to allocate large amounts of memory that finally leads to an out of memory error, even for small inputs. This can be used to disrupt builds using Apache Ant. Apache Ant prior to 1.9.16 and 1.10.11 were affected.

Affected Version(s)

Apache Ant Apache Ant 1.9.x <= 1.9.15

Apache Ant Apache Ant 1.10.x <= 1.10.10

Apache Ant Apache Ant < 1.9.0

References

https://ant.apache.org/security.html
x_refsource_MISC
https://lists.apache.org/thread.html/r54afdab05e01de97064...
x_refsource_MISC
https://lists.apache.org/thread.html/r27919fd4db07c487239...
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

This issue is similar to https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35517 present in Apache Commons Compress which has been detected by OSS Fuzz.
.