CVE & CISA-KEV Catalog

CVE-2020-10109

CRITICALEPSS 87th pctl
9.8
CVSS v3
NVD

Description

In Twisted Web through 19.10.0, there was an HTTP request splitting vulnerability. When presented with a content-length and a chunked encoding header, the content-length took precedence and the remainder of the request body was interpreted as a pipelined request.

CWE-444

How to fix

Remediation Available
twistedDebian
Fixed in:18.9.0-7CVE-2020-10109
Fixed in:18.9.0-7CVE-2020-10109
Fixed in:18.9.0-7CVE-2020-10109
Fixed in:18.9.0-7CVE-2020-10109
python-twistedUbuntu
Fixed in:13.2.0-1ubuntu1.2+esm1USN-4308-2
Fixed in:16.0.0-1ubuntu0.4USN-4308-1
Fixed in:17.9.0-2ubuntu0.1USN-4308-1
python-twisted-binUbuntu
Fixed in:13.2.0-1ubuntu1.2+esm1USN-4308-2
Fixed in:16.0.0-1ubuntu0.4USN-4308-1
Fixed in:17.9.0-2ubuntu0.1USN-4308-1
python-twisted-webUbuntu
Fixed in:13.2.0-1ubuntu1.2+esm1USN-4308-2
Fixed in:16.0.0-1ubuntu0.4USN-4308-1
Fixed in:17.9.0-2ubuntu0.1USN-4308-1
python3-twistedUbuntu
Fixed in:16.0.0-1ubuntu0.4USN-4308-1
Fixed in:17.9.0-2ubuntu0.1USN-4308-1
python3-twisted-binUbuntu
Fixed in:17.9.0-2ubuntu0.1USN-4308-1
twistedUbuntu
Fixed in:13.2.0-1ubuntu1.2+esm1USN-4308-2
Fixed in:16.0.0-1ubuntu0.4USN-4308-1
Fixed in:17.9.0-2ubuntu0.1USN-4308-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

3.30%probability of exploitation in 30 days
87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-25.