Rxvt is a lightweight terminal emulator with a narrow but durable presence in Unix and Linux environments, particularly in systems where resource efficiency is valued. The product's vulnerability profile is characterized by a notable tendency toward public exploit availability, reflecting the appeal of terminal-emulation code to researchers and the long deployment lifetime of legacy instances. Live severity, exploitation activity, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Rxvt over time
Signals from CVEs in this vendor scope (9 CVEs).
9 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2021-33477HIGH rxvt-unicode 9.22, rxvt 2.7.10, mrxvt 0.5.4, and Eterm 0.9.7 allow (potentially remote) code execution because of improper handling of certain escape sequences (ESC G Q). A respons | May 20, 2021 | 8.8 | 28 | NO | NO |
CVE-2017-7483HIGH Rxvt 2.7.10 is vulnerable to a denial of service attack by passing the value -2^31 inside a terminal escape code, which results in a non-invertible integer that eventually leads to | May 2, 2017 | 7.5 | 25 | NO | NO |
CVE-2000-0476MEDIUM xterm, Eterm, and rxvt allow an attacker to cause a denial of service by embedding certain escape characters which force the window to be resized. | Jun 1, 2000 | 5.0 | 25 | NO | YES |
CVE-2003-0066HIGH The rxvt terminal emulator 2.7.8 and earlier allows attackers to modify the window title via a certain character escape sequence and then insert it back to the command line in the | Mar 3, 2003 | 7.5 | 22 | NO | NO |
CVE-2001-1077MEDIUM Buffer overflow in tt_printf function of rxvt 2.6.2 allows local users to gain privileges via a long (1) -T or (2) -name argument. | Jun 15, 2001 | 4.6 | 21 | NO | YES |
CVE-1999-1186HIGH rxvt, when compiled with the PRINT_PIPE option in various Linux operating systems including Linux Slackware 3.0 and RedHat 2.1, allows local users to gain root privileges by specif | Jan 2, 1996 | 7.2 | 18 | NO | NO |
CVE-2003-0022MEDIUM The "screen dump" feature in rxvt 2.7.8 allows attackers to overwrite arbitrary files via a certain character escape sequence when it is echoed to a user's terminal, e.g. when the | Mar 3, 2003 | 5.0 | 15 | NO | NO |
CVE-2003-0023MEDIUM The menuBar feature in rxvt 2.7.8 allows attackers to modify menu options and execute arbitrary commands via a certain character escape sequence that inserts the commands into the | Mar 3, 2003 | 5.0 | 15 | NO | NO |
rxvt 2.6.4 opens a terminal window on :0 if the DISPLAY environment variable is not set, which might allow local users to hijack X11 connections. NOTE: it was later reported that | Apr 7, 2008 | 3.7 | 13 | NO | NO |
Signals from CVEs in this vendor scope (9 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Rxvt.
Media articles that mention a CVE ID that affects a product developed by Rxvt — matched by CVE ID, not by vendor name.