19 декабря 2018

KLCERT-18-033: LibVNC Memory leak

Vendor

LibVNC

Timeline

Timeline

  • Kaspersky ICS CERT advisory published

    19 декабря 2018

  • Advisory published

    декабря 2018

  • Vendor releases patch

    сентября 2018

  • Vulnerability reported

    сентября 2018

Description

LibVNC before 8b06f835e259652b0ff026898014fc7297ade858 contains a CWE-665: Improper Initialization vulnerability in VNC Repeater client code, which could allow an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory layout and bypass ASLR. This vulnerability has been fixed in 8b06f835e259652b0ff026898014fc7297ade858 and later.

CVSS v3

0.0

 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N)

Exploitability

Remotely

Attack complexity

Low

User interaction

None

Impact

Successful exploitation of this vulnerability could allow an attacker to cause information disclosure and expand attack vectors.

Existence of exploit

Unknown

Affected products

LibVNC before commit 8b06f835e259652b0ff026898014fc7297ade858

Mitigation

Vendor mitigation

Update LibVNC to 0.9.12

Kaspersky Lab publishes information on newly identified vulnerabilities in order to raise user awareness of the IT security threats detected. Kaspersky Lab does not make any guarantees in respect of information received from vendors of products in which vulnerabilities have been identified, which is included in the following sections of the advisory: Affected Products, Vendor Mitigation.

Вернуться к началу

Timeline

  • Kaspersky ICS CERT advisory published

    19 декабря 2018

  • Advisory published

    декабря 2018

  • Vendor releases patch

    сентября 2018

  • Vulnerability reported

    сентября 2018

Вернуться к началу
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