CVE-2023-1973 — Improper Input Validation in Redhat Undertow

CWE-20 — Improper Input ValidationCWE-400 — Uncontrolled Resource ConsumptionCWE-125 — Out-of-bounds Read8 documents6 sources
Severity
7.5HIGHNVD
EPSS
0.7%
top 27.35%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Redhat Undertow
Timeline
PublishedNov 7

Description

A flaw was found in Undertow package. Using the FormAuthenticationMechanism, a malicious user could trigger a Denial of Service by sending crafted requests, leading the server to an OutofMemory error, exhausting the server's memory.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages1 packages

▶Debianredhat/undertow< 2.3.18-1

🔴Vulnerability Details

4
OSV
CVE-2023-1973: A flaw was found in Undertow package↗2024-11-07
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CVEList
Undertow: unrestricted request storage leads to memory exhaustion↗2024-11-07
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OSV
Undertow Denial of Service vulnerability↗2024-11-07
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GHSA
Undertow Denial of Service vulnerability↗2024-11-07
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📋Vendor Advisories

3
Red Hat
undertow: unrestricted request storage leads to memory exhaustion↗2024-04-04
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Red Hat
ghostscript: Out-of-bound read in base/gdevdevn.c:1973 in devn_pcx_write_rle could result in DoS↗2023-07-17
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Debian
CVE-2023-1973: undertow - A flaw was found in Undertow package. Using the FormAuthenticationMechanism, a m...↗2023
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