PT-2021-2860 · Cisco · Cisco Sd-Wan Vmanage

Julien Legras + 1 · Published 2021-04-21 · Updated 2025-08-04 · CVE-2021-1483

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco SD-WAN vManage Software (affected versions not specified)

Description A vulnerability in the web UI of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to gain read and write access to information stored on an affected system. This issue is due to improper handling of XML External Entity (XXE) entries when the affected software parses certain XML files. An attacker could exploit this vulnerability by persuading a user to import a crafted XML file with malicious entries, potentially allowing the attacker to read and write files within the affected application.

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

XXE

Weakness Enumeration

CWE-611

Related Identifiers

BDU:2021-02409

CVE-2021-1483

Affected Products

Cisco Sd-Wan Vmanage

References · 16

• https://bdu.fstec.ru/vul/2021-02409 · Security Note
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vman-xml-ext-entity-q6Z7uVUg · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-1483 · Vendor Advisory
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vman-cmdinj-nRHKgfHX · Vendor Advisory
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanage-info-disclos-gGvm9Mfu · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1483 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vman-xml-ext-entity-q6Z7uVUg · Note
• https://twitter.com/transilienceai/status/1857654302812098567 · Twitter Post
• https://securitylab.ru/vulnerability/519176.php · Note
• https://twitter.com/CVEnew/status/1857476942989008981 · Twitter Post
• https://t.me/cveNotify/130765 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021042201 · Note
• https://twitter.com/transilienceai/status/1857654309871059423 · Twitter Post
• https://twitter.com/transilienceai/status/1857654296579350735 · Twitter Post
• https://twitter.com/transilienceai/status/1857654321606725632 · Twitter Post