CVE-2019-1922

CWE-476 — NULL Pointer Dereference5 documents5 sources
Severity
7.5HIGH
EPSS
0.8%
top 26.69%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Cisco Cisco IP Phone 8800 Series SoftwareCisco IP Conference Phone 8832 FirmwareCisco IP Phone 8811 Firmware+5 more
Timeline
PublishedJul 6
Latest updateMay 24

Description

A vulnerability in Cisco SIP IP Phone Software for Cisco IP Phone 7800 Series and 8800 Series could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected phone. The vulnerability is due to insufficient validation of input Session Initiation Protocol (SIP) packets. An attacker could exploit this vulnerability by altering the SIP replies that are sent to the affected phone during the registration process. A successful exploit could allow the attacker…

CVSS vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.6 | Impact: 3.6

Affected Packages8 packages

▶CVEListV5cisco/cisco_ip_phone_8800_series_softwareunspecified — 12.0(1)MN130
▶NVDcisco/ip_phone_8811_firmware11.5\(1\), 12.5\(1\)+1
▶NVDcisco/ip_phone_8841_firmware11.5\(1\), 12.5\(1\)+1
▶NVDcisco/ip_phone_8845_firmware11.5\(1\), 12.5\(1\)+1
▶NVDcisco/ip_phone_8851_firmware11.5\(1\), 12.5\(1\)+1

🔴Vulnerability Details

3
GHSA
GHSA-996r-f8xw-6h6p: A vulnerability in Cisco SIP IP Phone Software for Cisco IP Phone 7800 Series and 8800 Series could allow an unauthenticated, remote attacker to cause↗2022-05-24
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Kernel
btrfs: Don't submit any btree write bio if the fs has errors↗2020-02-12
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CVEList
Cisco IP Phone 7800 and 8800 Series Session Initiation Protocol Denial of Service Vulnerability↗2019-07-06
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📋Vendor Advisories

1
Cisco
Cisco IP Phone 7800 and 8800 Series Session Initiation Protocol Denial of Service Vulnerability↗2019-07-03
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