Vulnerability Monitor

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CVE-2021-22918

Node.js before 16.4.1, 14.17.2, 12.22.2 is vulnerable to an out-of-bounds read when uv__idna_toascii() is used to convert strings to ASCII. The pointer p is read and increased without checking whether it is beyond pe, with the latter holding a pointer to the end of the buffer. This can lead to information disclosures or crashes. This function can be triggered via uv_getaddrinfo().

Published

2021-07-12T11:15:07.937

Last Modified

2024-11-21T05:50:54.763

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Secondary
CWE-125
Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	nodejs	node.js	< 12.22.2	Yes
Application	nodejs	node.js	< 14.17.2	Yes
Application	nodejs	node.js	< 16.4.1	Yes
Application	siemens	sinec_infrastructure_network_services	< 1.0.1.1	Yes

References

https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf Patch, Third Party Advisory ([email protected])
https://hackerone.com/reports/1209681 Exploit, Third Party Advisory ([email protected])
https://nodejs.org/en/blog/vulnerability/july-2021-security-releases/ Patch, Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/202401-23 ([email protected])
https://security.netapp.com/advisory/ntap-20210805-0003/ Third Party Advisory ([email protected])
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://hackerone.com/reports/1209681 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://nodejs.org/en/blog/vulnerability/july-2021-security-releases/ Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202401-23 (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20210805-0003/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)