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Description

The inets application HTTP server httpd fails to enforce a configured body-size limit on chunked request.

This issue affects OTP from OTP 17.0 before OTP 27.3.4.17, from OTP 28.0 before OTP 28.5.0.6, and from OTP 29.0 before OTP 29.0.6, corresponding to inets from 5.10 before 9.3.2.7, from 9.4 before 9.6.2.3, and from 9.7 before 9.7.2. Whether OTP before OTP 17.0, corresponding to inets before 5.10, is affected is unknown.

Weaknesses & attack patterns

Weakness

CWE-770 · Allocation of Resources Without Limits or Throttling in catalog → MITRE ↗

Attack patterns

CAPEC-469 · HTTP DoS MITRE ↗
CAPEC-130 · Excessive Allocation MITRE ↗

Affected — Erlang

< 17.0 status unknown
17.0 < 27.3.4.17 affected
maint-28 28.0 < 28.5.0.6 affected
maint-29 29.0 < 29.0.6 affected
every other version: unaffected
cpe cpe:2.3:a:erlang:erlang/otp:*:*:*:*:*:*:*:*

Affected — pkg:otp/inets Repository ↗

< 5.10 status unknown
5.10 < 9.3.2.7 affected
9.4 < 9.6.2.3 affected
9.7 < 9.7.2 affected
every other version: unaffected
cpe cpe:2.3:a:erlang:erlang/otp:*:*:*:*:*:*:*:*

Affected — GitHub / erlang/otp Repository ↗

84adefa and up affected
0bceff0 not affected
8e1ca42 not affected
7f9c460 not affected
every other version: unaffected
cpe cpe:2.3:a:erlang:erlang/otp:*:*:*:*:*:*:*:*

References

Credits

Lukas Backström / Erlang Solutions Finder
Konrad Pietrzak / Ericsson Remediation developer

CVSS breakdown

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
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