PT-2021-4957 · Cisco · Cisco Apic+1

Arthur Vidineyev · Published 2021-08-25 · Updated 2022-10-21 · CVE-2021-1577

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco Application Policy Infrastructure Controller (APIC) and Cisco Cloud Application Policy Infrastructure Controller (Cloud APIC) (affected versions not specified)

Description A vulnerability in the API endpoint of the affected systems could allow an unauthenticated, remote attacker to read or write arbitrary files on an affected system due to improper access control. An attacker could exploit this vulnerability by using a specific API endpoint to upload a file to an affected device. A successful exploit could allow the attacker to read or write arbitrary files on an affected device. The vulnerability was discovered by Cisco during internal security testing, and there are no public reports of exploitation at this time.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Access Control

Incorrect Authorization

Weakness Enumeration

CWE-284

CWE-863

Related Identifiers

BDU:2021-05711

CVE-2021-1577

Affected Products

Cisco Apic

Cisco Cloud Apic

References · 6

• https://bdu.fstec.ru/vul/2021-05711 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-capic-frw-Nt3RYxR2 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1577 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1577 · Security Note
• https://t.me/isacarusec/4347 · Telegram Post
• https://t.me/true_secator/2041 · Telegram Post